Viewing Station: OR-MT-168 : Portland 3.8 SSE
Aug 9, 2025 - Aug 25, 2026377 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.00"
August 1-25, 2026(25 of 25 days covered by obs)
NOAA Normal
0.45"
Departure from Normal
-0.45" : 0% of Normal
Year-To-Date: 18.74"
Jan 1 to Aug 25, 2026(235 of 237 days covered by obs)
NOAA Normal
23.01"
Departure from Normal
-4.27" : 81% of Normal
Water Year-To-Date: 39.20"
Oct 1, 2025 to Aug 25, 2026(327 of 329 days covered by obs)
NOAA Normal
39.79"
Departure from Normal
-0.59" : 99% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
5.83
6.24
-0.41
Feb
4.26
4.45
-0.19
Mar
4.41
4.82
-0.41
Apr
3.41
3.71
-0.30
May
2.54
2.61
-0.07
Jun
1.67
1.72
-0.05
Jul
0.44
0.45
-0.01
Aug
0.56
0.57
-0.01
Sep
1.53
1.54
-0.01
Oct
3.81
3.89
-0.08
Nov
6.22
6.39
-0.17
Dec
6.75
7.16
-0.41
41.43
43.55
-2.12